Senior Software Cyber Security Developer

Senior Software Cyber Security Developer

What you will do: The Senior Software Cyber Security Developer is responsible for designing, developing, and maintaining robust software solutions for industrial applications, with a focus on low‑level communication and integration with hardware devices. The role requires strong analytical skills, autonomy, and the ability to work collaboratively within an Agile team.

• Develop and maintain software following secure coding practices and SSDLC principles.
• Perform root cause analysis of security vulnerabilities, software defects and field issues.
• Design, develop, test and validate security patches, mitigations and temporary workarounds for identified vulnerabilities.
• Manage the vulnerability lifecycle, including identification, assessment, prioritization, remediation and verification activities.
• Analyze CVEs, security advisories and vulnerability disclosures to evaluate potential impact on company products.
• Assess and prioritize vulnerabilities using CVSS scoring methodologies and risk‑based approaches.
• Participate in threat modelling activities during product design and development phases.
• Support emergency response activities, including development and deployment of hot fixes for critical security issues.
• Collaborate with QA and cybersecurity teams to validate remediation effectiveness and prevent vulnerability recurrence.
• Manage source code versioning, branching strategies and release processes using Git‑based workflows.
• Contribute to secure architecture reviews and software security improvement initiatives.
• Document security findings, remediation activities, risk assessments and technical decisions.

Key Requirements

• Degree in Computer Science, Engineering (Electrical, Electronic, Biomedical, Telecommunications, Automation) or related field.
• At least 6 years of professional experience in software development, software maintenance or cybersecurity‑related software engineering roles.
• Strong knowledge of secure coding practices and common software vulnerability classes (OWASP Top 10, CWE).
• Experience developing, testing and deploying security patches, mitigations and emergency hot fixes.
• Proven experience performing root cause analysis and corrective action definition.
• Knowledge of vulnerability management processes and vulnerability lifecycle management.
• Understanding of CVE and CVSS and ability to read, interpret and assess security advisories, vulnerability disclosures and vendor bulletins.
• Experience with source code management, branching strategies and release management using Git, Bitbucket or similar tools.
• Familiarity with threat modelling methodologies and risk assessment techniques.
• Experience working in Agile and DevOps environments with CI/CD pipelines.
• Solid experience in object‑oriented programming (Delphi/Object Pascal with RAD preferred, C++, C#).
• Proven experience with industrial communication protocols (Modbus RTU/TCP), TCP/IP socket programming, OPC, and serial interfaces (RS485).
• Experience with database management (SQL/NoSQL; Embarcadero and/or PostgreSQL is a plus).
• Familiarity with unit testing frameworks (DUnit, TestInsight or similar).

Nice to Have

• Experience reviewing public security advisories and CVE disclosures.
• Contribution to or collaboration with open‑source projects and communities.
• Familiarity with coordinated vulnerability disclosure processes.
• Knowledge of vulnerability databases such as NVD, MITRE CVE and CISA advisories.
• Experience interacting with external security researchers or product security incident response teams (PSIRT).
• Security certifications or specialized security training.

Additional Experience

• Experience or knowledge in machine learning frameworks (TensorFlow, PyTorch, scikit‑learn).
• Ability to design and implement basic machine learning models for industrial data analysis or predictive maintenance.
• Familiarity with data preprocessing, feature engineering, and model evaluation techniques.
• Understanding of how to integrate machine learning components into existing software architectures.
• Interest in exploring AI‑driven solutions for industrial automation and process optimisation.
• Experience in networking and related protocols.
• Experience with virtual machine technologies (VMware, Docker).
• Experience in domain management (LDAP).

Benefits

We offer a permanent contract with a competitive salary package in the range of €50,000 – €60,000 gross annual salary, based on experience and seniority, along with a diverse range of benefits designed to support our employees' physical and emotional well‑being.

Equal Employment Opportunity

Particle Measuring Systems is an equal opportunity employer, offering a safe and inclusive work environment, based on mutual respect and the appreciation of uniqueness, guaranteeing equal employment opportunities to all qualified candidates to unleash their full potential.

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